Are you getting the salmon you paid for?

Plus: The power of exercise; new Omicron variants in the U.S.; are Rorschach tests for real?  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌    ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌  

 

THE POWER OF EXERCISE VIEW ONLINE

THE POWER OF EXERCISE

YOUR WEEKLY CHECKUP

This week: Why salmon is swimming in a sea of controversy; how exercise protects your brain; the truth about the Rorschach test; what's really behind a drug's brand name; when washing your hands was a no-no; new Omicron subvariants making waves in the U.S.

PHOTOGRAPH BY COREY ARNOLD, NAT GEO IMAGE COLLECTION ‌ ‌ ‌ ‌ WILDLIFE WATCH‌ ‌ ‌  Why you might not be getting the salmon you paid for It's the most popular fish in the U.S., and the choices are countless: farmed Atlantic, wild-caught sockeye, king, pink, smoked. Some are green-certified, others are labeled "all-natural." How to choose? And can you trust that your purchases will deliver on the promise of protecting wild species and safeguarding your health? BAIT AND SWITCH?

PHOTOGRAPH BY IULIIA LEONOVA / ALAMY STOCK PHOTO Tips to make sure you're buying sustainable salmon Here's what to look for. WHAT THE EXPERTS SAY

Keep reading:

• How 'dolphin safe' is canned tuna, really? • What the logos and keywords on that can of tuna really mean

PHOTOGRAPH BY ANNIE GRIFFITHS, NAT GEO IMAGE COLLECTION We know exercise is good for you. But how, exactly, does it protect your brain? Despite the mounting evidence for exercise's benefits to the brain—from improving cognition to reducing the risk of Alzheimer's—an explanation for the mechanisms behind them has eluded researchers. But as scientists learn more about what happens to the brain as it ages, some exciting theories about how exercise impacts this vital organ are emerging. SUBSCRIBER EXCLUSIVE RESEARCH NEWS: What makes humans frail? Here's what wild chimps have taught us. +

PHOTOGRAPH BY MARK THIESSEN, NGM STAFF. RORSCHACH TEST CARD COURTESY MERIT, L.A. The Rorschach test is more accurate than you think Created more than 100 years ago, these inkblots once fell out of favor and were dismissed as pseudoscience. But modern psychologists say they're more effective than previously believed. SUBSCRIBER EXCLUSIVE

PHOTOGRAPH BY H.ANGELICA CORNELIUSSEN, 500PX/GETTY IMAGES How drugmakers come up with evocative brand names like Viagra and Lunesta There's an art and a science to naming pharmaceutical drugs. Here’s what is embedded in the name on the label—and why. READ ON HUH? This vegetable was the 19th-century version of Viagra +

CORONAVIRUS UPDATE

NG STAFF Two more Omicron subvariants are spreading in the U.S. First detected in South Africa earlier this year, BA.4 and BA.5 are considered more contagious than the currently dominant versions of Omicron. TRACK COVID IN THE U.S.

COVID shots for young kids are almost available. Here's what you need to know. (Washington Post) What's the risk of catching Omicron outdoors? (NPR) Moderna says Omicron-containing booster outperforms current vaccine (STAT News) Long COVID remains a mystery. We followed one patient's struggle to get treatment.

MORE HEALTH NEWS

PHOTOGRAPH BY JOKER, DAVID AUSSERHOFER/ULLSTEIN BILD/GETTY 'Wash your hands' was once controversial medical advice Everyone knows handwashing is an easy way to stay healthy, but that wasn't always so. In the 1840s, advocating it cost a doctor his career. WHY?

Are we close to a treatment for celiac disease? (New York Times) Beefalo, a bison-cattle hybrid, is being touted as the healthy meat of the future (NPR) From inflammation to depression, electricity is transforming medicine (subscriber exclusive) Eye-catching cancer drug trial results have researchers asking: What’s next? (Washington Post)

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